Graded used Phones
All devices received at Sejongcuebiz undergo an extensive test to ensure they are fully functional and fault free.
After the test they are graded based upon their cosmetic appearance from Grade A to Grade E.
A
Grade A
All devices are Like New condition
All devices are Like New condition
Some devices may have a very fine scratch
Fully functional
B
Grade B
Moderate signs of use
Moderate signs of use
Fine scratches, dents are allowed
Fully functional
C
Grade C
Middle signs of use
Middle signs of use
Several scratches, dents and dimmed burn-in are allowed
Minor functional problems may exist (button, sim tray, speaker, vib)
White Spot
Damaged screen glass and back plate may exist
D
Grade D
Heavy signs of use
Damaged LCD Screen
Black Spot
Definite burn-in are allowed
Not fully functional (WiFi, Face ID, Senser, GPS, Camera etc.)
Battery swelling may exist
E
Grade E
Heavy signs of use
Functional problems are exist (Power, Network, Water-damaged etc.)
Network lock, SIM lock
iClould account lock
Device Diagnostics and Data Erasure
Functional test
We evaluate device condition using automated diagnostic solutions.
Appearance inspection
Our experianced crews inspect the appearance closely based on 50 items on the list.
Data Erasure
We wipe out exist data from storage by software certified by global certification authorities such as ADISA.